#!/usr/bin/env python
# encoding: utf-8
# @Time : 2020/4/27 12:05 
# @Author : 能量咖啡豆 
# @File : 108.py 
# @desc : leetcode 108 将有序数组转换为二叉搜索树
class TreeNode(object):
    def __init__(self, x):
        self.val = x
        self.left = None
        self.right = None

def solution():
    print("hello")

if __name__ == "__main__":
    print("hello")